Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719617 | Full service voice/data system | John A. Yanosy, Jr., Jitender K. Vij, John P. Hufnagel, Paul Oldyzko | 1988-01-12 |
| 4677611 | Apparatus and method for executing communication protocol conversions | John A. Yanosy, Jr., John P. Hufnagel | 1987-06-30 |